DE2419176B2 - Verfahren zum einbringen von erdalkali-behandlungsmitteln in stahlschmelzen - Google Patents

Verfahren zum einbringen von erdalkali-behandlungsmitteln in stahlschmelzen

Info

Publication number
DE2419176B2
DE2419176B2 DE19742419176 DE2419176A DE2419176B2 DE 2419176 B2 DE2419176 B2 DE 2419176B2 DE 19742419176 DE19742419176 DE 19742419176 DE 2419176 A DE2419176 A DE 2419176A DE 2419176 B2 DE2419176 B2 DE 2419176B2
Authority
DE
Germany
Prior art keywords
alkaline earth
deoxidized
blown
treatment agent
earth treatment
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
DE19742419176
Other languages
German (de)
English (en)
Other versions
DE2419176A1 (de
Inventor
Wilhelm Dr.-Ing. 4300 Essen; Richter Helmut Dr.-Ing. 4200 Oberhausen; Rommerswinkel Heinrich-Wilhelm Dr.-Ing. 4330 Mülheim; Spetzler Edgar Dr.-Ing.; Wendorff Jochen Dr.-Ing.; 4200 Oberhausen Klapdar
Original Assignee
Thyssen Niederrhein AG Hütten- und Walzwerke, 4200 Oberhausen
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Thyssen Niederrhein AG Hütten- und Walzwerke, 4200 Oberhausen filed Critical Thyssen Niederrhein AG Hütten- und Walzwerke, 4200 Oberhausen
Priority to DE19742419176 priority Critical patent/DE2419176B2/de
Priority to AR190D priority patent/AR204354A1/es
Priority to ZA00752179A priority patent/ZA752179B/xx
Priority to GB1456775A priority patent/GB1450013A/en
Priority to IN725/CAL/75A priority patent/IN143231B/en
Priority to NL7504252A priority patent/NL7504252A/xx
Priority to AU80077/75A priority patent/AU8007775A/en
Priority to JP50044873A priority patent/JPS50143716A/ja
Priority to SU752123727A priority patent/SU648120A3/ru
Priority to SE7504366A priority patent/SE7504366L/xx
Priority to CA224,781A priority patent/CA1062916A/en
Priority to BE2054275A priority patent/BE828016A/xx
Priority to ES436756A priority patent/ES436756A1/es
Priority to BR3035/75A priority patent/BR7502384A/pt
Priority to IT22505/75A priority patent/IT1037433B/it
Priority to FR7512118A priority patent/FR2268079A1/fr
Priority to DD185544A priority patent/DD117251A5/xx
Priority to PL1975179755A priority patent/PL93831B1/pl
Publication of DE2419176A1 publication Critical patent/DE2419176A1/de
Publication of DE2419176B2 publication Critical patent/DE2419176B2/de
Priority to US05/825,103 priority patent/US4123258A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/064—Dephosphorising; Desulfurising

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
DE19742419176 1974-04-20 1974-04-20 Verfahren zum einbringen von erdalkali-behandlungsmitteln in stahlschmelzen Withdrawn DE2419176B2 (de)

Priority Applications (19)

Application Number Priority Date Filing Date Title
DE19742419176 DE2419176B2 (de) 1974-04-20 1974-04-20 Verfahren zum einbringen von erdalkali-behandlungsmitteln in stahlschmelzen
AR190D AR204354A1 (es) 1974-04-20 1975-01-01 Procedimiento para la introduccion de medios de tratamiento alcalinoterreos en masas fundidas de acero
ZA00752179A ZA752179B (en) 1974-04-20 1975-03-07 A process for the introduction of alkali-earth materials into a steel melt
GB1456775A GB1450013A (en) 1974-04-20 1975-04-09 Method of introducing alkali-earth treatment materials into molten steel
IN725/CAL/75A IN143231B (es) 1974-04-20 1975-04-10
NL7504252A NL7504252A (nl) 1974-04-20 1975-04-10 Werkwijze voor het inbrengen van aardalkali- behandelingsmiddelen in staalsmelten.
AU80077/75A AU8007775A (en) 1974-04-20 1975-04-11 A process for introduction of alkali-earth treatment materials into a steel melt
JP50044873A JPS50143716A (es) 1974-04-20 1975-04-15
SE7504366A SE7504366L (sv) 1974-04-20 1975-04-16 Forfarande for inforande av jordalkalibehandlingsmedel i stalsmeltor.
SU752123727A SU648120A3 (ru) 1974-04-20 1975-04-16 Способ обработки жидкой стали и установка дл его осуществлени
CA224,781A CA1062916A (en) 1974-04-20 1975-04-16 Method of introducing alkaline-earth treating agents into steel melts
BE2054275A BE828016A (fr) 1974-04-20 1975-04-17 Procede d'apport de produits de traitement alcalino-terreux dans des aciers en fusion
FR7512118A FR2268079A1 (es) 1974-04-20 1975-04-18
BR3035/75A BR7502384A (pt) 1974-04-20 1975-04-18 Processo para a introducao de agentes de tratamento alcalinoterrosos em massas de aco em fusao
IT22505/75A IT1037433B (it) 1974-04-20 1975-04-18 Procedimento per introdurre prodotti di trattamento alcalino terrosi in bahni di fusione di acciaio
ES436756A ES436756A1 (es) 1974-04-20 1975-04-18 Procedimiento para la introduccion de medios de tratamiento alcalinoterreos en masas fundidas de acero.
DD185544A DD117251A5 (es) 1974-04-20 1975-04-18
PL1975179755A PL93831B1 (es) 1974-04-20 1975-04-18
US05/825,103 US4123258A (en) 1974-04-20 1977-08-16 Process for the production of steel with increased ductility and for the desulfurization of a steel melt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742419176 DE2419176B2 (de) 1974-04-20 1974-04-20 Verfahren zum einbringen von erdalkali-behandlungsmitteln in stahlschmelzen

Publications (2)

Publication Number Publication Date
DE2419176A1 DE2419176A1 (de) 1975-10-30
DE2419176B2 true DE2419176B2 (de) 1976-02-26

Family

ID=5913476

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19742419176 Withdrawn DE2419176B2 (de) 1974-04-20 1974-04-20 Verfahren zum einbringen von erdalkali-behandlungsmitteln in stahlschmelzen

Country Status (17)

Country Link
JP (1) JPS50143716A (es)
AR (1) AR204354A1 (es)
AU (1) AU8007775A (es)
BE (1) BE828016A (es)
BR (1) BR7502384A (es)
CA (1) CA1062916A (es)
DD (1) DD117251A5 (es)
DE (1) DE2419176B2 (es)
ES (1) ES436756A1 (es)
FR (1) FR2268079A1 (es)
GB (1) GB1450013A (es)
IN (1) IN143231B (es)
IT (1) IT1037433B (es)
NL (1) NL7504252A (es)
PL (1) PL93831B1 (es)
SE (1) SE7504366L (es)
ZA (1) ZA752179B (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4180397A (en) * 1977-09-15 1979-12-25 British Steel Corporation Machinable steel
USRE31676E (en) 1982-09-29 1984-09-18 Thyssen Aktiengesellschaft vorm August Thyssen-Hutte AG Method and apparatus for dispensing a fluidizable solid from a pressure vessel

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE795333A (fr) * 1972-03-01 1973-05-29 Thyssen Niederrhein Ag Procede de desulfuration de l'acier en fusion et poche pour sa mise en oeuvre

Also Published As

Publication number Publication date
SE7504366L (sv) 1975-10-21
IT1037433B (it) 1979-11-10
PL93831B1 (es) 1977-06-30
CA1062916A (en) 1979-09-25
NL7504252A (nl) 1975-10-22
BR7502384A (pt) 1976-03-09
BE828016A (fr) 1975-08-18
JPS50143716A (es) 1975-11-19
DE2419176A1 (de) 1975-10-30
FR2268079A1 (es) 1975-11-14
AR204354A1 (es) 1975-12-22
DD117251A5 (es) 1976-01-05
AU8007775A (en) 1976-10-14
IN143231B (es) 1977-10-22
ZA752179B (en) 1976-03-31
ES436756A1 (es) 1977-01-01
GB1450013A (en) 1976-09-22

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